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mariadb-columnstore-engine/dbcon/joblist/dictstep-jl.h
2025-02-21 20:01:34 +04:00

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/* Copyright (C) 2014 InfiniDB, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
//
// $Id: dictstep-jl.h 9655 2013-06-25 23:08:13Z xlou $
// C++ Interface: dictstep-js
//
// Description:
//
//
// Author: Patrick LeBlanc <pleblanc@calpont.com>, (C) 2008
//
// Copyright: See COPYING file that comes with this distribution
//
//
/** @file */
#pragma once
#include "jobstep.h"
#include "command-jl.h"
namespace joblist
{
class DictStepJL : public CommandJL
{
public:
DictStepJL();
explicit DictStepJL(const pDictionaryStep&);
~DictStepJL() override;
void setLBID(uint64_t data,
uint32_t dbroot) override; // converts a rid or dictionary token to an LBID. For
// ColumnCommandJL it's a RID, for a DictStep it's a token.
uint8_t getTableColumnType() override;
std::string toString() override;
/* XXXPAT: The width is only valid for projection steps and the output
type is TUPLE at the moment. */
void setWidth(uint16_t);
uint16_t getWidth() override;
CommandType getCommandType() override
{
return DICT_STEP;
}
void createCommand(messageqcpp::ByteStream&) const override;
void runCommand(messageqcpp::ByteStream&) const override;
messageqcpp::ByteStream getFilterString() const
{
return filterString;
}
uint32_t getFilterCount() const
{
return filterCount;
}
messageqcpp::ByteStream reencodedFilterString() const;
uint8_t getBop() const
{
return BOP;
}
private:
DictStepJL(const DictStepJL&);
// uint64_t lbid;
// uint32_t fbo;
uint32_t traceFlags; // probably move this to Command
uint8_t BOP;
uint16_t colWidth;
int compressionType;
messageqcpp::ByteStream filterString;
uint32_t filterCount;
std::vector<std::string> eqFilter;
bool hasEqFilter;
uint8_t eqOp; // COMPARE_EQ or COMPARE_NE
uint32_t charsetNumber;
};
}; // namespace joblist